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<div class="header">
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<a href="#func-members">Functions</a>  </div>
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<div class="title">sha1_routines.c File Reference</div>  </div>
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<div class="contents">

<p>Software implementation of the SHA1 algorithm.  
<a href="#details">More...</a></p>
<div class="textblock"><code>#include &quot;<a class="el" href="a00350_source.html">sha1_routines.h</a>&quot;</code><br />
<code>#include &lt;string.h&gt;</code><br />
</div><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:affa9482d686cc435d640d67d7fa79772"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00347.html#affa9482d686cc435d640d67d7fa79772">CL_hashInit</a> (<a class="el" href="a01101.html">CL_HashContext</a> *ctx)</td></tr>
<tr class="memdesc:affa9482d686cc435d640d67d7fa79772"><td class="mdescLeft">&#160;</td><td class="mdescRight">Initialize context for performing SHA1 hash in software.  <a href="#affa9482d686cc435d640d67d7fa79772">More...</a><br /></td></tr>
<tr class="separator:affa9482d686cc435d640d67d7fa79772"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a55a33e7a22aff4aca4bccf39897bc5f1"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00347.html#a55a33e7a22aff4aca4bccf39897bc5f1">CL_hashUpdate</a> (<a class="el" href="a01101.html">CL_HashContext</a> *ctx, const <a class="el" href="a00350.html#a2c0958af86f0590374e4324757c537f2">U8</a> *src, int nbytes)</td></tr>
<tr class="memdesc:a55a33e7a22aff4aca4bccf39897bc5f1"><td class="mdescLeft">&#160;</td><td class="mdescRight">Add arbitrary data to a SHA1 hash.  <a href="#a55a33e7a22aff4aca4bccf39897bc5f1">More...</a><br /></td></tr>
<tr class="separator:a55a33e7a22aff4aca4bccf39897bc5f1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a672902e6406b4e4e2af33c70ec7a001c"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00347.html#a672902e6406b4e4e2af33c70ec7a001c">CL_hashFinal</a> (<a class="el" href="a01101.html">CL_HashContext</a> *ctx, <a class="el" href="a00350.html#a2c0958af86f0590374e4324757c537f2">U8</a> *dest)</td></tr>
<tr class="memdesc:a672902e6406b4e4e2af33c70ec7a001c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Complete the SHA1 hash in software and return the digest.  <a href="#a672902e6406b4e4e2af33c70ec7a001c">More...</a><br /></td></tr>
<tr class="separator:a672902e6406b4e4e2af33c70ec7a001c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a955169bbbce9b4712cafb9b7372b5ffa"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00347.html#a955169bbbce9b4712cafb9b7372b5ffa">CL_hash</a> (<a class="el" href="a00350.html#a2c0958af86f0590374e4324757c537f2">U8</a> *msg, int msgBytes, <a class="el" href="a00350.html#a2c0958af86f0590374e4324757c537f2">U8</a> *dest)</td></tr>
<tr class="memdesc:a955169bbbce9b4712cafb9b7372b5ffa"><td class="mdescLeft">&#160;</td><td class="mdescRight">Perform SHA1 hash of data in software.  <a href="#a955169bbbce9b4712cafb9b7372b5ffa">More...</a><br /></td></tr>
<tr class="separator:a955169bbbce9b4712cafb9b7372b5ffa"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6f06fe48f7cacc212305b862b46fd9aa"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00347.html#a6f06fe48f7cacc212305b862b46fd9aa">shaEngine</a> (<a class="el" href="a00350.html#a8f953f379d243081b950adb7f194b2e8">U32</a> *buf, <a class="el" href="a00350.html#a8f953f379d243081b950adb7f194b2e8">U32</a> *h)</td></tr>
<tr class="separator:a6f06fe48f7cacc212305b862b46fd9aa"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Software implementation of the SHA1 algorithm. </p>
<dl class="section copyright"><dt>Copyright</dt><dd>(c) 2015-2018 Microchip Technology Inc. and its subsidiaries. </dd></dl>
</div><h2 class="groupheader">Function Documentation</h2>
<a id="a955169bbbce9b4712cafb9b7372b5ffa"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a955169bbbce9b4712cafb9b7372b5ffa">&#9670;&nbsp;</a></span>CL_hash()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void CL_hash </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="a00350.html#a2c0958af86f0590374e4324757c537f2">U8</a> *&#160;</td>
          <td class="paramname"><em>msg</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>msgBytes</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="a00350.html#a2c0958af86f0590374e4324757c537f2">U8</a> *&#160;</td>
          <td class="paramname"><em>dest</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Perform SHA1 hash of data in software. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">msg</td><td>Data to be hashed </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">msgBytes</td><td>Data size in bytes </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">dest</td><td>Digest is returned here (20 bytes) </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="a672902e6406b4e4e2af33c70ec7a001c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a672902e6406b4e4e2af33c70ec7a001c">&#9670;&nbsp;</a></span>CL_hashFinal()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void CL_hashFinal </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="a01101.html">CL_HashContext</a> *&#160;</td>
          <td class="paramname"><em>ctx</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="a00350.html#a2c0958af86f0590374e4324757c537f2">U8</a> *&#160;</td>
          <td class="paramname"><em>dest</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Complete the SHA1 hash in software and return the digest. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">ctx</td><td>Hash context </td></tr>
    <tr><td class="paramdir">[out]</td><td class="paramname">dest</td><td>Digest is returned here (20 bytes) </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="affa9482d686cc435d640d67d7fa79772"></a>
<h2 class="memtitle"><span class="permalink"><a href="#affa9482d686cc435d640d67d7fa79772">&#9670;&nbsp;</a></span>CL_hashInit()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void CL_hashInit </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="a01101.html">CL_HashContext</a> *&#160;</td>
          <td class="paramname"><em>ctx</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Initialize context for performing SHA1 hash in software. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">ctx</td><td>Hash context </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="a55a33e7a22aff4aca4bccf39897bc5f1"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a55a33e7a22aff4aca4bccf39897bc5f1">&#9670;&nbsp;</a></span>CL_hashUpdate()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void CL_hashUpdate </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="a01101.html">CL_HashContext</a> *&#160;</td>
          <td class="paramname"><em>ctx</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const <a class="el" href="a00350.html#a2c0958af86f0590374e4324757c537f2">U8</a> *&#160;</td>
          <td class="paramname"><em>src</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&#160;</td>
          <td class="paramname"><em>nbytes</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Add arbitrary data to a SHA1 hash. </p>
<dl class="params"><dt>Parameters</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">ctx</td><td>Hash context </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>Data to be added to the hash </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">nbytes</td><td>Data size in bytes </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="a6f06fe48f7cacc212305b862b46fd9aa"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a6f06fe48f7cacc212305b862b46fd9aa">&#9670;&nbsp;</a></span>shaEngine()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void shaEngine </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="a00350.html#a8f953f379d243081b950adb7f194b2e8">U32</a> *&#160;</td>
          <td class="paramname"><em>buf</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype"><a class="el" href="a00350.html#a8f953f379d243081b950adb7f194b2e8">U32</a> *&#160;</td>
          <td class="paramname"><em>h</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
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